Home / 3,675.16-5,512.50-2,858.68

Finding the Fourth Proportional to 3,675.16, 5,512.50 and 2,858.68

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Solution

The fourth proportional to 3,675.16, 5,512.50 and 2,858.68 is: 4,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.16 : 5,512.50 = 2,858.68 : x
  2. Step 2: Convert to fraction form
    3,675.16/5,512.50 = 2,858.68/x
  3. Step 3: Cross multiply
    3,675.16x = 5,512.50 × 2,858.68
  4. Step 4: Simplify right side
    3,675.16x = 15,758,473.50
  5. Step 5: Solve for x
    x = 15,758,473.50/3,675.16
  6. Step 6: Final answer
    x = 4,287.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.